Übersicht
Effective field theory and many-body theory
S2|11 205, Tel. -21550
Office hour: Wednesday, 15:00 - 16:00
This course will give an introduction to effective theories and the physics of many-body systems, with special attention to modern concepts and to applications ranging from cold atoms to nuclei, neutron stars and condensed matter systems.
Effective field theory and many-body theory
Instructor:
Achim SchwenkS2|11 205, Tel. -21550
Office hour: Wednesday, 15:00 - 16:00
This course will give an introduction to effective theories and the physics of many-body systems, with special attention to modern concepts and to applications ranging from cold atoms to nuclei, neutron stars and condensed matter systems.
Announcements
- Some of the lecture notes are based on previous lectures, and in case of “extended notes" contain more than the material covered in our course.
Outline
- Organizational matters
- Effective field theory and renormalization
(extended notes) (three-body systems)
- Second quantization and applications (extended notes)
- Path integral and many-body partition function
(recap) (extended notes)
- Perturbation theory, Feynman rules and applications (extended notes)
- Superconductivity, BCS theory and Nambu-Gorkov formalism (extended notes)
Exercises
- Problem set 1 solutions additional material for H1
- Problem set 2 solutions
- Problem set 3 solutions
- Final project
Literature
Recommended textbooks:- A. Altland and B. Simons, Condensed Matter Field Theory, Cambridge University Press, 2nd Edition, 2010.
- A.L. Fetter and J.D. Walecka, Quantum Theory of Many‐Particle Systems, Dover Publications, 2003.
- J.W. Negele and H. Orland, Quantum Many‐Particle Systems, Advanced Book Classics, 1998.
